🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.45 AU - 0.69 AU

Year: 165 Days

Day: 21.4 Hours

Environment

Temp: 137 °C

Axial Tilt: 23.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.95

Radius: 0.98

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.55 AU - 0.67 AU

Year: 182 Days

Day: 36.3 Hours

Environment

Temp: 108 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.71 AU - 0.79 AU

Year: 249 Days

Day: 46.6 Hours

Environment

Temp: 119 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.74

Radius: 0.89

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.46 AU - 1.52 AU

Year: 696 Days

Day: 22.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 79.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 37,895,359 km

• M1: 122,820 km (0.085 R)

Asteroid Belt

Center: 3.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.8

Radius: 9.9

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 6.08 AU - 6.32 AU

Year: 5911 Days

Day: 5.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 37,895,359 km

• M1: 129,402 km (0.114 R)
• M2: 564,882 km (0.08 R)
• M3: 934,687 km (0.098 R)
• M4: 1,360,892 km (0.081 R)
• M5: 1,742,666 km (0.091 R)
• M6: 2,784,016 km (0.094 R)
• M7: 3,210,819 km (0.091 R)
• M8: 4,539,847 km (0.115 R)
• M9: 5,282,450 km (0.067 R)
• M10: 6,720,984 km (0.053 R)
• M11: 7,303,966 km (0.119 R)
• M12: 7,841,322 km (0.115 R)
• M13: 8,160,115 km (0.057 R)
• M14: 12,263,884 km (0.067 R)
• M15: 13,134,543 km (0.077 R)
• M16: 15,429,375 km (0.111 R)
• M17: 15,804,716 km (0.095 R)
• M18: 17,705,506 km (0.114 R)
• M19: 19,390,128 km (0.094 R)
• M20: 21,409,998 km (0.078 R)
• M21: 22,590,924 km (0.087 R)
• M22: 23,320,064 km (0.061 R)
• M23: 23,981,137 km (0.113 R)
• M24: 24,316,386 km (0.077 R)
• M25: 24,910,589 km (0.062 R)
• M26: 25,951,640 km (0.118 R)
• M27: 29,344,520 km (0.092 R)
• M28: 32,610,541 km (0.105 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 298 - 14,757 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit